In a quadratic expression using \(x\) as the variable, the highest power of \(x\) is \(x^2\). Factorise \(x^2 + 7x + 10\). To factorise this expression, find two numbers that have a product of +10 and ...
THIS little book deserves the title of Practical Mathematics better than any work that we have seen. The subjects dealt with are arithmetic, plane geometry, algebra, mensuration and analytic geometry.
Looking for more on completing the square in a quadratic expression? Check out our National 5 Maths guide. Nat 5 Maths - Completing the square in a quadratic expression. revision-guideNat 5 Maths - ...